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CVE-2022-0239 corenlp

Affected softwarecorenlp
Severity9.8 Critical CVSS 3.1 3 scores
Fixed in4.4.0
WeaknessXML external entity (XXE) (CWE-611)
Published17 Jan 2022
Updated17 Jun 2026

Description

corenlp is vulnerable to Improper Restriction of XML External Entity Reference

Exploitation status

Proof of concept only

A proof of concept exists, but no reviewed exploit catalogue lists this CVE.

  • CISA KEV not listed
  • VulnCheck KEV not listed
  • CISA Vulnrichment exploitation: poc CISA recorded that an exploit has been demonstrated. Automatable: yes, technical impact: total.
  • Indexed PoC none indexed
  • EPSS 1.3% chance in 30 days

Waratek protection

Protected by Waratek

Waratek has a rule that blocks attacks on this vulnerability.

  • Protection full XXE
  • Action available security rule
  • Review automated Inferred
  • Record active
Decided by A vulnerability class already blocked by an ARMR security rule
Finding Protected by Waratek's ARMR xxe security rule, which blocks this class of attack at the JVM level without a rule written for this CVE specifically. The CVE's weakness is CWE-611: XML External Entity Reference.
Candidate fix https://github.com/stanfordnlp/corenlp/commit/1940ffb938dc4f3f5bc5f2a2fd8b35aabbbae3dd : a commit: the change itself

How to mitigate CVE-2022-0239

Upgrade corenlp to 4.4.0 or later. Until you can, Waratek RASP blocks exploitation with its XXE rule. It runs inside the Java application, with no code changes.

Waratek RASP Runtime protection for Java applications

CVSS

9.8 CRITICAL v3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H 3 metrics

We show the highest score from the newest CVSS version. Scores from different versions can't be compared, and the first score listed is sometimes a 0.0 placeholder.

VersionScoreBandVectorAssignerType
CVSS 3.1 9.8 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H NVD Primary published
CVSS 3.0 4.7 MEDIUM CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N security@huntr.dev Secondary
CVSS 2.0 7.5 none AV:N/AC:L/Au:N/C:P/I:P/A:P NVD Primary

Affected software and releases

Oracle advisories

AdvisoryTypeQuarterProducts Oracle names in its risk matrix
Oracle Critical Patch Update July 2024 ↗ CPU 2024-Q3 Oracle Analytics / Analytics Server (Stanford CoreNLP) (7.0.0.0.0)

Oracle components and versions

FamilyComponentVersions, as Oracle lists themRead as
Oracle Analytics Analytics Server (Stanford CoreNLP) 7.0.0.0.0 7.0.0.0.0

Maven packages

Affected and fixed versions, from OSV.dev
PackageIntroducedFixedLast affected
edu.stanford.nlp:stanford-corenlp 0 4.4.0 unbounded

Products and versions

2 products, 2 version entries
SourceVendorProductSchemeAffected versions
osv edu.stanford.nlp stanford-corenlp generic < 4.4.0
nvd stanford corenlp generic < 4.4.0

References

URLTags
https://github.com/stanfordnlp/corenlp/commit/1940ffb938dc4f3f5bc5f2a2fd8b35aabbbae3dd commit
https://github.com/stanfordnlp/CoreNLP/pull/1242 WEB
https://github.com/stanfordnlp/CoreNLP/commit/f44e693882812b144e09d39850177ff0a1f8d16f WEB
https://github.com/stanfordnlp/corenlp PACKAGE
https://huntr.dev/bounties/a717aec2-5646-4a5f-ade0-dadc25736ae3 WEB
https://security.snyk.io/vuln/SNYK-JAVA-EDUSTANFORDNLP-2342121 WEB

Timeline

Published2022-01-17By the CVE Program.
NVD record modified2026-06-17NVD's own last-modified date for this record.